package com.javalearn.demo.mapper;

import com.javalearn.demo.pojo.User;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;


@Mapper
public interface UserMapper {
    // 根据用户名查询用户
    @Select("select * from user where username = #{username}")
    User findByUserName(String username);

    // 添加
    @Insert("insert into user(username, password, create_time, update_time)" +
            " values(#{username}, #{password},now(),now())")
    void add(@Param("username") String uasername, @Param("password") String password);
}
